• Produktionstorvet, 423

    DK-2800 Kgs. Lyngby

    Denmark

Research Output 1978 2020

2001

Simulation of erasure of photoinduced anisotropy by circularly polarized light

Sajti, S., Kerekes, Á., Barabás, M., Lorincz, E., Hvilsted, S. & Ramanujam, P. S., 2001, In : Optics Communications. 194, 4-6, p. 435-442

Research output: Contribution to journalJournal articleResearchpeer-review

Structuring Polymer Blends with Bicontinuous Phase Morphology, Part II

Lyngaae-Jørgensen, J. & Utracki, L., 2001.

Research output: Contribution to conferencePosterResearchpeer-review

Surface relief measurements in side-chain azobenzene polyesters with different substituents

Helgert, M., Wenke, L., Hvilsted, S. & Ramanujam, P. S., 2001, In : Applied Physics B. 72, 4, p. 429-433

Research output: Contribution to journalJournal articleResearchpeer-review

The azobenzene optical storage puzzle - Demands on the polymer scaffold?

Hvilsted, S. & Ramanujam, P. S., 2001, In : Monatshefte fuer Chemie. 132, 1, p. 43-51

Research output: Contribution to journalReviewResearchpeer-review

The Azobenzene Optical Storage Puzzle - Demands on the Polymer Scaffold?

Hvilsted, S. & Ramanujam, PS., 2001, Molecular Materials and Functional Polymers. Wien: Springer, p. 43-51

Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

The Influence of Plasticizer Concentration on Morphology, Rheology and Electrical Conductivity of PAN/PMMA Blends, Frame Programme Report, February 2001, AaU

Keyzlarova, L. & Lyngaae-Jørgensen, J., 2001

Research output: Book/ReportReportResearchpeer-review

The role of surface tension on the elastic decohesion of polymeric filaments

Rasmussen, H. K. & Hassager, O., 2001, In : Journal of Rheology. 45, p. 527-538

Research output: Contribution to journalJournal articleResearchpeer-review

2000

Ab initio calculation of the electronic spectrum of azobenzene dyes and its impact on the design of optical data storage materials

Åstrand, P-O., Ramanujam, P. S., Hvilsted, S., Bak, K. L. & Sauer, S. P. A., 2000, In : Journal of the American Chemical Society. 122, 14, p. 3482-3487

Research output: Contribution to journalJournal articleResearchpeer-review

218 Downloads (Pure)

Biphotonic holographic gratings in azobenzene polyesters: Surface relief phenomena and polarization effects

Sánchez, C., Alcalá, R., Hvilsted, S. & Ramanujam, P. S., 2000, In : Applied Physics Letters. 77, 10, p. 1440-1442

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File

Biphotonic holographic storage in liquid crystalline azobenzene polymers: Intensity and polarization gratings

Sáchez, C., Alcalá, R., Hvilsted, S. & Ramanujam, PS., 2000.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

Overview of elongational flow activities at the DTU

Hassager, O., 2000.

Research output: Contribution to conferencePaperResearch

Photoinduced Surface Modification of Azobenzene Polyesters

Ramanujam, PS., Hvilsted, S., Helgert, M., Bublitz, D., Fleck, B. & Wenke, L., 2000.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

Polarized light the landscape gradener of azobenzene polymer films

Hvilsted, S. & Ramanujam, PS., 2000.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

Polymers for Holography

Hvilsted, S. & Ramanujam, PS., 2000, Electronic Properties of Molecular Materials and Functional Polymers of the EU program COST: Molecular Materials and Functional Polymers for Advanced Devices. p. 42-47

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Polymers in Extension

Hassager, O., 2000.

Research output: Contribution to conferencePaperResearchpeer-review

Rewritable azobenzene polyester for polarization holographic data storage

Kerekes, A., Sajti, S., Loerincz, E., Hvilsted, S. & Ramanujam, P. S., 2000, In : Proc. SPIE, Holography 2000. 4149, p. 324-331

Research output: Contribution to journalJournal articleResearchpeer-review

Survey of Structural Implications on Polymers for Holography

Hvilsted, S., 2000, Functional Polymers.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

The azobenzene optical storage puzzle - Demands on the polymer scaffolds?

Hvilsted, S. & Ramanujam, PS., 2000.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

The ordered azobenzene-in-an-matrix puzzle - how polarization FTIR can help

Hvilsted, S., 2000, IMAM 2000. Workshop to establish infrared microspectroscopy at MAX-lab.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

1999

Accelerated optical holographic recording using bis-DNO

Rasmussen, P. H., Ramanujam, P. S., Hvilsted, S. & Berg, R. H., 1999, In : Tetrahedron Letters. 40, 32, p. 5953-5956

Research output: Contribution to journalJournal articleResearchpeer-review

Analytical solutions for squeeze flow with partial wall slip

Laun, HM., Rady, M. & Hassager, O., Feb 1999, In : Journal of Non-Newtonian Fluid Mechanics. 81, 1-2, p. 1-15

Research output: Contribution to journalJournal articleResearchpeer-review

Capillary thinning of polymeric filaments

Kolte, M. I. & Szabo, P., 1999, In : Journal of Rheology. 43, 3, p. 609-625

Research output: Contribution to journalJournal articleResearchpeer-review

End-plate instability in polymeric filament: The influence of surface tension

Hassager, O., 1999.

Research output: Contribution to conferencePaperResearchpeer-review

Influence of the substituent on azobenzene side-chain polyester optical storage materials

Pedersen, M., Hvilsted, S., Holme, NCR. & Berg, RH., 1999, In : Macromolecular Symposia. 137, p. 115-127

Research output: Contribution to journalJournal articleResearchpeer-review

Light-induced circular birefringence in cyanoazobenzene side-chain liquid-crystalline polyester films

Naydenova, I., Nikolova, L., Ramanujam, P. S. & Hvilsted, S., 1999, In : Journal of Optics. 1, 4, p. 438-441

Research output: Contribution to journalJournal articleResearchpeer-review

Measurements of Biaxial Flow by Membrane Inflation

Hassager, O., 1999.

Research output: Contribution to conferencePaperResearchpeer-review

Molecular model for solubility of gases in flexible polymers

Neergaard, J., Hassager, O. & Szabo, P., 1999, In : Journal of Polymer Science. Part B, Polymer Physics. 41, 7, p. 701-706

Research output: Contribution to journalJournal articleResearchpeer-review

Monte Carlo simulation of diblock copolymer microphases by means of a 'fast' off-lattice model

Besold, G., Hassager, O. & Mouritsen, O. G., 1999, Proceedings of the Europhysics Conference on Computational Physics CCP 1998. Vol. 121-122. p. 542-544 (Computer Physics Communications).

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Physical processes in azobenzene polymers on irradiation with polarized light

Holme, N. C. R., Nikolova, L., Norris, T. B., Hvilsted, S., Pedersen, M., Berg, R. H., Rasmussen, P. H. & Ramanujam, P. S., 1999, In : Macromolecular Symposia. 137, p. 83-103

Research output: Contribution to journalJournal articleResearchpeer-review

The Considere condition and rapid stretching of linear and branched polymer melts

McKinley, G. H. & Hassager, O., 1999, In : Journal of Rheology. 43, 5, p. 1195-1212

Research output: Contribution to journalJournal articleResearchpeer-review

1998

Azobenzene side-chain liquid crystalline polyesters with outstanding optical storage properties

Hvilsted, S., Pedersen, M., Holme, NCR. & Ramanujam, PS., 1998, In : Doga Turkish Journal of Chemistry. 22, 1, p. 33-45

Research output: Contribution to journalJournal articleResearchpeer-review

Azobenzene side-chain polyesters - challenging materials for optical information storage

Hvilsted, S., Pedersen, M., Holme, NCR. & Ramanujam, PS., 1998.

Research output: Contribution to conferenceConference abstract for conferenceResearch

Azobenzene side-chain polymers - a prodigious potential for optical information storage

Hvilsted, S. & Ramanujam, PS., 1998.

Research output: Contribution to conferenceConference abstract for conferenceResearch

Diffraction from polarization holographic gratings with surface relief in side-chain azobenzene polyesters

Naydenova, I., Nikolova, L., Todorov, T., Holme, NCR., Ramanujam, PS. & Hvilsted, S., Apr 1998, In : Optical Society of America. Journal B: Optical Physics. 15, 4, p. 1257-1265

Research output: Contribution to journalJournal articleResearchpeer-review

Failure and nonfailure of fluid filaments in extension

Hassager, O., Kolte, M. I. & Renardy, M., 1998, In : Journal of Non-Newtonian Fluid Mechanics. 76, 1-3, p. 137-151

Research output: Contribution to journalConference articleResearchpeer-review

Optimizing the fabrication of aluminum-coated fiber probes and their application to optical near-field lithography

Madsen, S., Holme, NCR., Ramanujam, PS., Hvilsted, S., Hvam, J. M. & Smith, SJ., 1998, In : Ultramicroscopy. 71, 1-4, p. 65-71

Research output: Contribution to journalJournal articleResearch

Quantum theory and experimental studies of absorption spectra and photoisomerization of azobenzene polymers

Pedersen, T. G., Ramanujam, P. S., Johansen, P. M. & Hvilsted, S., 1998, In : Optical Society of America. Journal B: Optical Physics. 15, 11, p. 2721-2730

Research output: Contribution to journalJournal articleResearchpeer-review

The importance of the substituent on azobenzene side-chain polyester optical storage materials

Hvilsted, S., Pedersen, M., Holme, N. C. R. & Ramanujam, P. S., 1998, In : Polymer Preprints. 39, 2, p. 298-299

Research output: Contribution to journalJournal articleResearch

Theoretical model of photoinduced anisotropy in liquid-crystalline azobenzene side-chain polyesters

Pedersen, T. G., Johansen, P. M., Holme, N. C. R., Ramanujam, P. S. & Hvilsted, S., 1998, In : Optical Society of America. Journal B: Optical Physics. 15, 3, p. 1120-1129

Research output: Contribution to journalJournal articleResearchpeer-review

Viscosity filament extension and failure

Hassager, O., 1998.

Research output: Contribution to conferencePaperResearchpeer-review

1997

FTIR- and UV/Vis-Spectroscopic Investigations of a Biphotonic Orientation Process in Films of Side Chain Liquid Crystalline Polyester

Rutloh, M., Zebger, I., Hoffmann, U., Stumpe, J., Siesler, HW., Andruzzi, F., Hvilsted, S. & Ramanujam, PS., 1997.

Research output: Contribution to conferenceConference abstract for conferenceResearch

43 Downloads (Pure)

Modellering af procesforhold under kontinuerlig varmebehandling

Karlson, T., Szabo, P., Hassager, O., Friis, A. & Adler-Nissen, J., 1997, In : dansk kemi. 78, 11, p. 10-13

Research output: Contribution to journalJournal articleResearch

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1995

Simulation of free surfaces in 3-D with the arbitrary Lagrange-Euler method

Szabo, P. & Hassager, O., 1995, In : International Journal for Numerical Methods in Engineering. 38, 5, p. 717-734

Research output: Contribution to journalJournal articleResearchpeer-review

1994
987 Downloads (Pure)

The unsteady motion of a sphere in a viscoelastic fluid

Becker, L. E., McKinley, G. H., Rasmussen, H. K. & Hassager, O., 1994, In : Journal of Rheology. 38, 2, p. 377-403

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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1993

Rheological characterization of media containing Penicillium chrysogenum

Pedersen, A. G., Bundgaard-Nielsen, M., Nielsen, J., Villadsen, J. & Hassager, O., 1993, In : Biotechnology and Bioengineering. 41, 1, p. 162-164

Research output: Contribution to journalJournal articleResearchpeer-review

1992

Flow of viscoplastic fluids in eccentric annular geometries

Szabo, P. & Hassager, O., 1992, Theoretical and Applied Rheology: Proceedings of the XIth International Congress On Rheology. Moldenaers, P. & Keunings, R. (eds.). Elsevier, p. 219-221 3 p.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

Flow of viscoplastic fluids in eccentric annular geometries

Szabo, P. & Hassager, O., 1992, In : Journal of Non-Newtonian Fluid Mechanics. 45, 2, p. 149-169

Research output: Contribution to journalJournal articleResearchpeer-review

1989
236 Downloads (Pure)

Corner Flow of Power Law Fluids

Henriksen, P. & Hassager, O., 1989, In : Journal of Rheology. 33, 6, p. 865-879

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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Creeping motion of long bubbles and drops in capillary tubes

Westborg, H. & Hassager, O., 1989, In : Journal of Colloid and Interface Science. 133, 1, p. 135-147

Research output: Contribution to journalJournal articleResearchpeer-review

1984
126 Downloads (Pure)

Processor operated correlator with applications to laser Doppler signals

Bisgaard, C., Johnsen, B. & Hassager, O., 1984, In : Review of Scientific Instruments. 55, 5, p. 737-742

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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